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VS-181RKI40PBF is listed in the Scrs range at ChipApex. The manufacturer field lists Vishay General Semiconductor - Diodes Division. Its product description is SCR 400V 285A TO209AB. Review the specifications below when checking this part for your BOM.
Scrs specifications for VS-181RKI40PBF
- Description：SCR 400V 285A TO209AB
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Voltage - Off State：400 V
- Voltage - Gate Trigger (Vgt) (Max)：2.5 V
- Current - Gate Trigger (Igt) (Max)：150 mA
- Current - Hold (Ih) (Max)：600 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：3500A, 3660A
- SCR Type：Standard Recovery
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Chassis, Stud Mount
- Package / Case：TO-209AB, TO-93-4, Stud
- Supplier Device Package：TO-209AB (TO-93)
- Voltage - On State (Vtm) (Max)：1.35 V
- Current - On State (It (AV)) (Max)：180 A
- Current - On State (It (RMS)) (Max)：285 A
- Current - Off State (Max)：30 mA
Scrs datasheet and documents for VS-181RKI40PBF
Scrs Overview
The VS-181RKI40PBF is a standard recovery Silicon Controlled Rectifier (SCR) manufactured by Vishay General Semiconductor. It features a 400V repetitive peak off-state voltage and a 285A on-state current rating in the TO-209AB package. The device has a forward voltage of 1.35V and a maximum holding current of 600mA. Designed for stud mount installation, it operates within a junction temperature range of -65°C to 150°C. This component is lead-free and RoHS compliant, suitable for high-power industrial applications requiring robust thyristor performance.
Scrs Feature Summary
- High current handling capability with 285A on-state rating
- Standard recovery characteristics for reliable switching
- Robust stud mount construction for efficient thermal management
- Lead-free and RoHS compliant manufacturing
Scrs Applications
- Industrial motor control systems
- Power supply regulation circuits
- AC power control applications
Scrs Procurement Notes
Verify that the procurement source provides official documentation confirming the VS-181RKI40PBF part number and Vishay General Semiconductor origin. Ensure the component matches the specified TO-209AB package and electrical ratings. Request certificates of conformity regarding RoHS compliance and lead-free status. Confirm the physical condition and authenticity of the units before finalizing the acquisition process.
Scrs Selection Notes
Select this component when a high-current SCR with a 400V blocking voltage is required for stud-mounted applications. Consider the 285A on-state current and 1.35V forward voltage drop for thermal design calculations. Ensure the system can accommodate the 600mA holding current requirement. Verify that the TO-209AB package dimensions fit the available mounting space and heat sink configuration.
Scrs Part Context
This SCR belongs to Vishay's discrete semiconductor product line focused on power control solutions. The TO-209AB package provides a standardized form factor for high-power thyristors. The series emphasizes durability and consistent performance in demanding electrical environments, supporting various industrial and commercial power conversion needs.
Scrs Replacement Considerations
Cross-reference alternative SCRs with matching 400V voltage, 285A current, and TO-209AB package specifications. Verify equivalent forward voltage and holding current parameters to ensure circuit compatibility without redesigning the gate drive or thermal management systems.
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